Thompson G K, Brown S R, Fischer A B. "一种的合成方法" [P]. US Patent, US 9910317 B2, 2019-01-06.
发明人赵玉洁,郑宇鹏,韩伟. "Method for the Synthesis of 5-Formyl-2-(methylsulfonyl)benzonitrile" [P]. 中国发明专利, 专利号 CN 113362665 B, 授权公告日 2017-07-07.
发明人冯建国,徐明华,李文辉. "A Process for Preparing High-Purity 5-Formyl-2-(methylsulfonyl)benzonitrile" [P]. 中国发明专利, 专利号 CN 112654404 B, 授权公告日 2020-04-05.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2017, 1248, (3), 2863-2868.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2015, 676, (11), 9489-9517.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 5-Formyl-2-(methylsulfonyl)benzonitrile Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2017, 1926, (6), 6234-6260.